How do you pronounce "hydrolysis"?

In American English: /haɪˈdrɑːləsəs/ (heye-DRAHL-uhs-uhs). In British English: /haɪdɹˈɒləsˌɪs/ (heyedr-OL-uhs-is). In Canadian English: /haɪˈdrɑːləsəs/ (heye-DRAHL-uhs-uhs). In Australian English: /haɪdɹˈɒləsˌɪs/ (heyedr-OL-uhs-is).

Is "hydrolysis" pronounced differently in American and British English?

Yes. In American English it's pronounced /haɪˈdrɑːləsəs/ (heye-DRAHL-uhs-uhs), while in British English it's /haɪdɹˈɒləsˌɪs/ (heyedr-OL-uhs-is).

How to Pronounce "hydrolysis"

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hydrolysis

regional

/haɪˈdrɑːləsəs/

heye-DRAHL-uhs-uhs

Syllable Breakdown

haɪhy·drɑːldrol·əsy·əssis

Source

80%confidence📘 CMU Pronouncing Dictionary v0.7b

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Last updated: 2026-02-14